Advertised prefixes smaller than registry allocations (per /8 block)
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   2:2         5:20       24:4        31:8        37:11       41:137    
  46:8        50:5        62:7        63:40       64:76       65:8      
  66:74       67:57       68:14       69:45       70:2        71:1      
  72:25       74:28       76:44       77:16       78:6        79:11     
  80:27       81:33       82:8        83:16       84:8        85:73     
  86:6        87:1        88:1        89:18       91:74       93:14     
  94:5        95:10       96:7        97:2        98:2       102:22     
 103:1       107:18      108:12      109:17      173:8       175:2      
 176:12      177:22      178:5       179:11      181:1       184:4      
 185:56      186:5       187:19      188:14      189:5       190:36     
 191:50      197:123     201:40      203:6       208:107     209:133    
 212:194     213:21      216:97      217:20     
